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標題:
用msp430和nrf24l01發送數據,電腦端也是nrf接收,接收不到是為啥
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作者:
笑我太癡狂
時間:
2018-5-3 14:53
標題:
用msp430和nrf24l01發送數據,電腦端也是nrf接收,接收不到是為啥
void SetTX_Mode(void)
{
RF24L01_CE_0 ;
SPI_Write_Buf(WRITE_REG + TX_ADDR, TX_ADDRESS, TX_ADR_WIDTH);
SPI_Write_Buf(WRITE_REG + RX_ADDR_P0, TX_ADDRESS, RX_ADR_WIDTH);
SPI_RW_Reg(WRITE_REG + EN_AA, 0x01);
SPI_RW_Reg(WRITE_REG + SETUP_RETR,0x1a);
SPI_RW_Reg(WRITE_REG + EN_RXADDR, 0x01);
SPI_RW_Reg(WRITE_REG + RF_CH, 0);
SPI_RW_Reg(WRITE_REG + RX_PW_P0, RX_PLOAD_WIDTH);
// SPI_RW_Reg(WRITE_REG + RF_SETUP, 0x0F); //設置TX發射參數,0db增益,2Mbps,低噪聲增益開啟
SPI_RW_Reg(WRITE_REG + RF_SETUP, 0x07); //設置發射速率為1MHZ,發射功率為最大值0dB
SPI_RW_Reg(WRITE_REG + CONFIG, 0x0e);
ms_delay(1);
RF24L01_CE_1;
}
有哪里不對么
作者:
zk
時間:
2018-5-26 21:23
本站有文章《51單片機玩轉NRF24L01》看一下,參考里面的方案逐步測試一下!提醒你,有可能是硬件問題!
作者:
頭田榮一郎
時間:
2018-5-26 22:04
為什么沒有將數據寫到txbuf中的那一條語句呢
作者:
頭田榮一郎
時間:
2018-5-26 22:06
這個是我的 你可以參考下,
void TX_Mode(void)
{
CE=0;
SPI_Write_Buf(WRITE_REG + TX_ADDR, TX_ADDRESS, TX_ADR_WIDTH); // Writes TX_Address to nRF24L01
SPI_Write_Buf(WRITE_REG + RX_ADDR_P0, TX_ADDRESS, TX_ADR_WIDTH); // RX_Addr0 same as TX_Adr for Auto.Ack
SPI_Write_Buf(WR_TX_PLOAD, tx_buf, TX_PLOAD_WIDTH); // Writes data to TX payload
SPI_RW_Reg(WRITE_REG + EN_AA, 0x01); // Enable Auto.Ack:Pipe0
SPI_RW_Reg(WRITE_REG + EN_RXADDR, 0x01); // Enable Pipe0
SPI_RW_Reg(WRITE_REG + SETUP_RETR, 0x1a); // 500us + 86us, 10 retrans...
SPI_RW_Reg(WRITE_REG + RF_CH, 40); // Select RF channel 40
SPI_RW_Reg(WRITE_REG + RF_SETUP, 0x07); // TX_PWR:0dBm, Datarate:2Mbps, LNA:HCURR
SPI_RW_Reg(WRITE_REG + CONFIG, 0x0e); // Set PWR_UP bit, enable CRC(2 bytes) & Prim:TX. MAX_RT & TX_DS enabled..
CE=1;
}
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